Jiang Hui, the Minister of Rites, is as gentle as jade, but he has a blood-stained copy of the Tao Te Ching hidden in his sleeve. In order to thoroughly investigate the truth behind his father's death in battle, he used the fourth-level and eighteen-female official system as a chess piece to start a life-and-death game with Lu Yannian, the chief minister of the cabinet who protects the family's reputation. The broken jade palace changed its owner seven times, and the four layers of auspiciousness hid the previous murderous intention. When two people from the same school with different paths unearthed the teacher's last words, they were shocked to realize that the bloody chess game had been settled twenty years ago. Is the one who survives the chess player, or someone else? Who is he?